1
22
23 package com.liferay.portal.kernel.servlet;
24
25 import java.util.ArrayList;
26 import java.util.Iterator;
27 import java.util.List;
28
29 import javax.servlet.http.HttpSessionEvent;
30 import javax.servlet.http.HttpSessionListener;
31
32
43 public class PortletSessionListenerManager implements HttpSessionListener {
44
45 public static void addListener(HttpSessionListener listener) {
46 _listeners.add(listener);
47 }
48
49 public static void removeListener(HttpSessionListener listener) {
50 _listeners.remove(listener);
51 }
52
53 public void sessionCreated(HttpSessionEvent event) {
54 Thread currentThread = Thread.currentThread();
55
56 ClassLoader contextClassLoader = currentThread.getContextClassLoader();
57
58 try {
59 Iterator<HttpSessionListener> itr = _listeners.iterator();
60
61 while (itr.hasNext()) {
62 HttpSessionListener listener = itr.next();
63
64 ClassLoader listenerClassLoader =
65 listener.getClass().getClassLoader();
66
67 currentThread.setContextClassLoader(listenerClassLoader);
68
69 listener.sessionCreated(event);
70 }
71 }
72 finally {
73 currentThread.setContextClassLoader(contextClassLoader);
74 }
75 }
76
77 public void sessionDestroyed(HttpSessionEvent event) {
78 Iterator<HttpSessionListener> itr = _listeners.iterator();
79
80 while (itr.hasNext()) {
81 HttpSessionListener listener = itr.next();
82
83 listener.sessionDestroyed(event);
84 }
85 }
86
87 private static List<HttpSessionListener> _listeners =
88 new ArrayList<HttpSessionListener>();
89
90 }